Debuff Master

Han Taesung, a livelihood-type gamer cornered at the edge of a cliff. "I have been watching you for a long time." Deus, a hidden NPC of level 999, appears In front of Taesung! [Would you like to become the disciple of the hidden NPC Deus?] [Yes!] Thus the master's teachings began!! "Two blows are not cool, you must defeat enemies in one blow." Taesung becomes a who knocks down enemies in single blow. Everyone will fall prey! Defeat them in one hit!